化学合成。
化学合成
合成路线 1(1. 合成:18733-91-0)
产率:96%
合成条件:Stage #1: With n-butyllithium In tetrahydrofuran at -78℃; for 2 h; Inert atmosphere Stage #2: at -78 - 20℃; for 14 h; Inert atmosphere
实验步骤:将1,4-二溴苯(10g,42.4mmol)加入到氮气流-78℃的THF(100ml)中,从2.5M n-BuLi(16.9ml,42.4mmol)缓慢搅拌2小时,然后, 在搅拌12小时后,在-78℃下将二氯二苯基硅烷(4.9g,19.3mmol)在室温下缓慢搅拌2小时。 EA用水提取反应,然后用MgSO 4干燥,浓缩,得到有机硅胶柱,重结晶,得到9.2g所需化合物(96%)。
参考文献:
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